During the year (not a leap year), Anna rented her vacation home for 87 days, used it personally for 13 days, and left it vacant for 265 days. She had the following income and expenses:

Rent income	$7,000
Expenses
Real estate taxes	2,500
Interest on mortgage	9,000
Utilities	2,400
Repairs	1,000
Roof replacement (a capital expenditure)	12,000
Depreciation	7,500

What amount of the mortgage interest can Anna deduct as an itemized deduction?